| Acronym | Meaning |
| IC-ACPF | Internally Contracted (multireference) Averaged Coupled Pair Functional |
| FASI | Field-amplified Sample Injection |
| CEPA-2V | Coupled-electron-pair Approxn. (with) Variational (method) |
| SCF | Spherical Convergent Flap |
| DTR | Diffusion Transfer Reversal |
| ISC | Initial Safe Concentration |
| BRFI | Brewing Research Foundation International |
| NASP | National Aerospace Plane |
| EXPASY | Expert Protein Analysis System |
| DDP | Didecyl Phthalate |